[i]x[/i] - [i]y[/i] = 1954[br][i]xy[/i] = [b]2026[br][br][/b]Mennyi [i]x[/i][sup]5[/sup] - [i]y[/i][sup]5[/sup]?[br][right]Ötlet: [url=https://mail.google.com/mail/u/0/#inbox/FMfcgzQcqHTvJNkzZHKhhfNXmfvjvWhP]Quora[/url][/right]